Question

Which of the following is the vertex of the quadratic equation y= 6x^2 + 24x + 16?

1) (-2,-8)
2) (-2,8)
3) ( 2,-8)
4) (2,8)

Answer 1

\[-\frac{24}{2\times 6}=-2\] so first coordinate is -2. second is what you get when you replace x by -2

Answer 2

i get -8

Answer 3

first one is right